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Home / Screen Recording / 6 Best Free MKV to MP4 Converters [Windows/Mac/Online]

6 Best Free MKV to MP4 Converters [Windows/Mac/Online]

By Charlotte | Follow twitter | Updated on November 6, 2023
The MP4 (.mp4) video format is supported by the majority of devices and platforms while MKV is less compatible. The difference makes playing and uploading MKV (.mkv) videos harder than MP4 videos. So an MKV to MP4 converter is in high demand to change the format.

In today’s busy life and work, knowing which software is best to use would be wise. Also, you may want a free or affordable converter to convert MKV to MP4, especially if you seldom do that. Considering the smooth performance, ease of use, and operating systems, the 6 best free MKV to MP4 converters are explored and introduced in this AWZware post.

Best Free MKV to MP4 Converters for Windows and Mac

Most of the time you probably prefer to convert MKV to MP4 with offline desktop converters. That’s because they are relatively more secure, powerful and stable. Go through the next 4 options for Windows and Mac.

1. VLC media player

VLC media player is an MKV to MP4 converter that allows you to convert MKV files to MP4 format with no limit for free. It is open-source, cross-platform and downloadable on Windows, Mac and Linux. The user interface is clean and ad-free. Not only convert MKV to MP4, it can also convert any video format to TS, OGG, AVI, and other formats.

MKV to MP4 converter VLC media player

The downside is the workflow is a bit complicated. The MKV to MP4 converter also has the ability to play videos and record screen on PC. In terms of how to convert MKV to MP4 with VLC, go to “Media” > “Convert / Save”, add your MKV file, click “Convert / Save”, select the output format profile, then click “Start”.

2. Handbrake

Handbrake is another open-source MKV to MP4 converter that enables you to quickly convert MKV to MP4 format on Mac, Windows and Linux for free. It allows you to customize the bitrate, frame rate and constant quality of the output videos. There are options to add or remove soft subtitles. You can convert multiple .mkv files to .mp4 format using the free MKV to MP4 converter.

MKV to MP4 converter Handbrake

Regarding how to change MKV to MP4, import the original file into the free program, select the format as MP4, choose a saving location, change the file extension in the “Save As” box to .mp4, and hit “Start Encode”. The software is also a WebM to MP4 converter.

3. OBS Studio

OBS Studio serves as an MKV to MP4 converter that’s available for free download on Windows and Mac. To convert MKV to MP4, navigate to “File” > “Remux Recordings”, add the MKV file, specify the target export path and click “Remux”.  The conversion will be accomplished in a flash. The MKV converter allows you to remux several MKV files to MP4 format at the same time for free.

MKV to MP4 converter OBS Studio

More than the best MKV to MP4 converter software, OBS is also a screen recorder and live streaming software.

4. WinX HD Video Converter Deluxe

WinX HD Video Converter Deluxe is a dedicated video file converter that can convert MKV to MP4. The free version supports saving a video of up to 5-min length. It uses GPU acceleration technology and allows converting AVI, WMV, MP3 and more formats. The Windows and Mac-based MKV to MP4 converter app also has tools to edit and compress a video.

MKV to MP4 converter WinX HD Video Converter Deluxe

About how to convert an MKV file to MP4 with one of the fastest ways, add the video file to this converter, click the gear icon to set the output profile and click “Run”. You can set the target format to iPhone, Android or other device-friendly in the MKV to MP4 converter.

Best Online Free MKV to MP4 Converters

There are a few MKV video converters capable of transcoding and converting MKV to MP4 in a web browser. So you don’t have to spend time installing them. Read on to see how they let you do the work for free.

1. Convertio

Convertio is a superb online MKV to MP4 converter that’s accessible from any device. You are able to convert MKV to MP4 online for free with no limit on your computer, iPhone or Android. No need to register and you can download the converted files without a watermark. The converter allows you to upload files from the cloud - Google Drive and Dropbox as well.

MKV to MP4 converter Convertio

Besides an MKV to MP4 converter, the website also incorporates the best PDF converter and ebook converter. The method to turn MKV into MP4 is straightforward and time-saving, just upload the MKV file to be converted to MP4, choose the resulting format and click the “Convert” button. The drawback is the intrusive ads.

2. VideoCandy

One of the online free MKV to MP4 converters you can try is VideoCandy. The web tool enables you to convert MKV to MP4 without software download on a clean and ad-free interface. After a conversion, the generated file size will be shown and you can open it in the inbuilt video editor to make some edits. You can merge and trim videos.

MKV to MP4 converter VideoCandy

The MKV to MP4 converter allows you to convert only 1 file at a time. The uploading time before you convert your video from MKV to MP4 is a little longer. To get your job done, open the converter from MKV to MP4, upload the file and the conversion auto begins and finishes. Moreover, there are converters for MP4 to MP3 and MOV and MP4 conversion.

Record MKV to MP4 for Free with AWZ Screen Recorder

Except for the MKV to MP4 converters above, AWZ Screen Recorder also provides a way to help do MKV to MP4 converting for free. You can use the Windows or Mac version to record any local or streaming video to the original quality with the best audio. The best part is you can determine the video dimension by drawing the recording area.

MKV to MP4 converter AWZ Screen Recorder

As an alternative to an MKV to MP4 converter, the software app allows you to draw on, compress and cut videos. To make an MKV file into MP4, choose the “Record Screen” mode, select the recording region, enable audio recording or webcam if needed, and start recording and playing the video. After the video ends, stop the recording. About 10 output formats are supported.


It’s time for you to pick your favorite MKV to MP4 converter now after browsing all the 6 choices.

The best way to convert MKV to MP4 without losing quality would be the desktop converters with advanced setting options. However, that doesn’t mean you can only have one choice. For instant and convenient access, an online MKV to MP4 file converter would be great.


How do I change an MKV file to MP4 with subtitles?

You can utilize Handbrake or another professional video converter to convert MKV to MP4 without losing subtitles. They may let you add or remove subtitles.

Charlotte has been in the software industry for 8+ years. She works for AWZWARE now as a passionate writer. She is good at providing simple guides to use various video, office and entertainment software. Charlotte also recommends many other useful tools to make your work and life easier. A food lover too.

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